/Engine/Source/Runtime/GeometryCore/Public/CompGeom/Delaunay2.h
Return the triangles that are inside the given edges, removing the outer boundary triangles If a Winding-Number-based fill mode is used, assumes edges are oriented and tracks the winding number across edges
A subset of the triangulation that is 'inside' the given edges, as defined by the FillMode
[TArray](API\Runtime\Core\Containers\TArray)< [FIndex3i](API\Runtime\GeometryCore\FIndex3i) > GetFilledTriangles ( [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FIndex2i](API\Runtime\GeometryCore\FIndex2i) > Edges, [EFillMode](API\Runtime\GeometryCore\CompGeom\FDelaunay2\EFillMode) FillMode )